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/* long double square root in software floating-point emulation.
Copyright (C) 2022 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library. If not, see
<https://www.gnu.org/licenses/>. */
#include <stdlib.h>
#include <soft-fp/soft-fp.h>
#include <soft-fp/quad.h>
#include <libm-alias-finite.h>
long double
__ieee754_sqrtl (const long double a)
{
FP_DECL_EX;
FP_DECL_Q (A);
FP_DECL_Q (C);
long double c;
FP_INIT_ROUNDMODE;
FP_UNPACK_Q (A, a);
FP_SQRT_Q (C, A);
FP_PACK_Q (c, C);
FP_HANDLE_EXCEPTIONS;
return c;
}
libm_alias_finite (__ieee754_sqrtl, __sqrtl)
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